I've Been Having The Following Symptoms For Over Two Days

I've been having the following symptoms for over two days and they are getting worse: shakiness, trouble focusing, cold chills, headache, dizziness/lightheaded, fatigue, weakness, shortness of breath, insomnia, worsened anxiety more than my usual amount, increase thirst, dry mouth, frequent urination, increased sweating, increased heart rate, stomachache and occasional nausea